Lenovo ThinkServer TS460 - Page 110

3.Locatetheheatsinkandfanassembly.Then,disconnectthecableoftheheatsinkandfanassembly
fromtheCPUfanconnectoronthesystemboard.See“Servercomponents”onpage22
.
Note:IfthereisanyPCIecardinstalledonthesystemboard,itmightblockyouraccesstotheheatsink
andfanassembly.Inthiscase,removethePCIecard.See“RemovingaPCIecard”onpage62.
4.Removethefourscrewsthatsecuretheheatsinkandfanassemblytothesystemboard.Itis
recommendedthatyoucarefullyremovethefourscrewsfromthesystemboardusingthefollowing
methodtoavoidanypossibledamagetothesystemboard.
a.Partiallyremovescrew1,thencompletelyremovescrew2,andthenreturntoscrew1and
completelyremoveit.
b.Partiallyremovescrew3,thencompletelyremovescrew4,andthenreturntoscrew3and
completelyremoveit.
Note:Thefourscrewsareintegratedpartsoftheheatsinkandfanassembly.Donottrytoremovethe
fourscrewsfromtheheatsinkandfanassembly.
Figure67.Removingthescrewsthatsecuretheheatsinkandfanassembly
5.GentlytwisttheheatsinkandfanassemblytofreeitfromtheCPU,andthenlifttheheatsinkand
fanassemblyoffthesystemboard.
6.Ifyouareinstructedtoreturntheoldheatsinkandfanassembly,followallpackaginginstructionsand
useanypackagingmaterialsthataresuppliedtoyouforshipping.
Installingtheheatsinkandfanassembly
Toinstalltheheatsinkandfanassembly,dothefollowing:
1.Prepareyourserverandremovetheservercover.See“Preparingyourserverinadvanceandremoving
theservercover”onpage57
.
2.Laytheserveronitssideforeasieroperation.
96ThinkServerTS460UserGuideandHardwareMaintenanceManual